Browsing Research Centre for Plant Growth and Development by Issue Date
Now showing items 1-20 of 47
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Alkaloids from three South African Crinum species.
(2000)The alkaloid content of three Crinum species namely C. bulbispermum, C. macowanii and C. moorei was investigated. The ethanolic extracts of C. bulbispermum yielded seven compounds. The new alkaloids 8α-ethoxyprecriwelline, ... -
Evaluation of anthelmintic, antiamoebic and antibacterial activity in traditional South African medicinal plants.
(2001)Traditional medicine in southern Africa draws upon a vast selection of plants to treat gastrointestinal disorders such as diarrhoea and intestinal parasites. The evaluation of these plants for biological activity is ... -
An investigation of the medicinal properties of Siphonochilus aethiopicus.
(2002)Siphonochilus aethiopicus (Schweinf.) B.L. Burtt (Zingiberaceae), commonly known as wild ginger, is a highly sought after plant for use in traditional medicine in South Africa. Over-exploitation of this medicinal plant has ... -
Root-stimulating activity from various gelling agents used in tissue culture.
(2003)Extracts of gelling agents have been shown to stimulate rooting and this study was initiated to investigate the presence of root stimulating substances in gelling agents. After screening a number of gelling agents, four ... -
Anti-bacterial and anti-inflammatory activity of medicinal plants used traditionally in Lesotho.
(2003)A significant potion of the population in Lesotho relies on traditional medicine to meet its health care requirements. Traditional healers and herbalists were interviewed from Qacha's Nek (Highlands) and Mohale's Hoek ... -
Genetic transformation and micropropagation of Thapsia garganica L. - a medicinal plant.
(2003)No abstract available. -
Genetic modification in Pinus patula using transgenic technology.
(2006)Progress in tree biotechnology initially trailed behind agricultural crops due to their long life cycle, difficult tissue culture and regeneration protocols, and their abundance in natural forests. However, rapid global ... -
Micropropagation of Brunsvigia undulata F.M. Leight.
(2009)Many South African medicinal plants face the threat of over-collection for use in traditional medicines. Many bulbous plants suffer as the whole plant is removed from the wild so that the bulb may be used for medicine. ... -
Effect of nutrients and smoke solutions on seed germination and seedling growth of Tropical Soda Apple (Solanum viarum).
(Weed Science Society of America., 2011)Solanum viarum, commonly known as tropical soda apple (TSA), is native to Brazil and Argentina but has become a harmful weed in many countries with tropical climates. This study was conducted to reassess the seed biology ... -
Cadmium induces hypodermal periderm formation in the roots of the monocotyledonous medicinal plant Merwilla plumbea.
(Annals of Botany Company., 2010)Background and Aims. Merwilla plumbea is an important African medicinal plant. As the plants grow in soils contaminated with metals from mining activities, the danger of human intoxication exists. An experiment with plants ... -
Micropropagation and pharmacological evaluation of Boophone disticha.
(2013)Boophone disticha (L.f.) Herb is one of the most widely distributed bulbous species in southern Africa. Of Africa’s many bulbous plants, it is widely known for its poisonous and medicinal properties. It is of considerable ... -
Flower abscission in potted Plectranthus.
(2013)Transport and post-harvest handling of flowers both cut and potted is one of the greatest challenges in the horticulture industry (REDMAN et al., 2002). Ethylene-induced flower abscission is responsible for the loss of ... -
Medicinal properties and in vitro responses of Mayenus senegalensis (Lam.) exell.
(2003)No abstract available. -
Differential gene expression in germinating and thermoinhibited achenes of Tagetes minuta L.
(2003)When imbibed at their optimum germination temperature of 25°C, achenes of Tagetes minuta L. germinate over a period of approximately 48 h. At temperatures of between 35°C and 39°C, the achenes do not germinate but enter ... -
In vitro propagation of enset (Ensete ventricosum (Welw.) Cheesman)
(2003)Enset (Ensete ventricosum) is an important food crop that is cultivated in Ethiopia. In vitro propagation: zygotic embryo culture, shoot tip culture, callus culture and somatic embryogenesis were investigated for this crop. ... -
Micropropagation of Hypoxis colchicifolia Baker, a valuable medicinal plant.
(2004)The large geophytic monocotyledon, Hypoxis colchicifolia Baker, has been identified for the importance of its corm extracts in the development of a potential non-toxic prodrug for the treatment of inflammation, certain ... -
Cytokinins and the germination of Tagetes minuta L.
(2003)Tagetes minuta L. is a weedy herb that has been a rich source of fragrant oils, used as in the perfume and flavour industry. T. minuta achenes germinate erratically under field conditions. However, at the optimal germination ... -
A pharmacological study of some Nigerian medicinal plants.
(2005)Petroleum ether, dichloromethane, and 80% ethanol extracts of 15 plant species collected in Nigeria were screened for in vitro antibacterial, anti-inflammatory and antimalarial activities. Antibacterial activity was tested ...